A potent winter storm targeting Northern California this weekend brought what appears to be the first official tornado ...

A major ice storm has created treacherous driving conditions across Iowa and eastern Nebraska and prompted temporary closures ...

For the first time in recorded history, downtown San Francisco was issued a tornado warning on Saturday as severe storm ...

Less than two weeks after a tsunami warning, residents were jolted awake before 6 a.m. to consider a new potential disaster ...

A powerful storm swept through parts of Northern California early Saturday, knocking down trees, causing widespread power ...

San Francisco residents were woken up by a tornado warning early Saturday morning during a powerful storm system that ...

A brief tornado warning alert was issued for residents in northern San Mateo County and downtown San Francisco.

A major ice storm created treacherous driving conditions across Iowa and eastern Nebraska this weekend and prompted temporary ...

San Francisco experienced its first-ever tornado warning early Saturday, stunning residents as a powerful storm swept through ...

A major ice storm created treacherous driving conditions across Iowa and eastern Nebraska this weekend and prompted temporary closures of Interstate 80 after numerous cars and trucks slid off the road ...

A powerful winter storm battered the Bay Area Friday night into Saturday, causing widespread issues, power outages and downed ...

A red-flag fire warning will be in effect through early Wednesday east of Interstate 15 in San Diego County ... events since early November, but the storms have largely remained in the northern ...